both president obama and governor romney are seasoned debaters, and expertes say neither are prone to making major gaffes. but if there is one thing that history has taught us when it comes to presidential debates, expect the unexpected. anderson cooper, cnn. >>> once again, the night is tomorrow, the president versus his challenger, face to face, special coverage begins at 7:00 eastern, right here on cnn and on cnn.com. >>> a lot more news developing this hour. watch this. america's top guy in afghanistan says he will not allow troops to be murdered. but do these insider attacks mean a change in strategy is coming? i'm brooke baldwin. the news is now. >>> one pilot calls it embarrassing. seats coming loose on a major airline. is this part of a larger problem? >>> plus, carol simpson, the first woman to moderate a presidential debate tells me what to expect torrow night. >>> and police officers accused of raping a woman, but they press charges against her and now the backlash. [ male announcer ] alka-seltzer plus presents the cold truth. i have a cold... i took dayquil, but i still ha